exchange labeling Estradiol and its mono and diiodo derivatives were converted to their 17-diphosphate analogs. Radioiodine labeling of monoiodinated eetradiol diphosphates with 1251 proceeds smoothly in cuprous chloride catalyzed exchange reaction utilizing acetonitrile-ethanol (1:l) as a solvent.
Electrochemical radioiodination of estradiol
β Scribed by David H. Moore; Walter Wolf
- Book ID
- 102371694
- Publisher
- John Wiley and Sons
- Year
- 1978
- Tongue
- French
- Weight
- 293 KB
- Volume
- 15
- Category
- Article
- ISSN
- 0022-2135
No coin nor oath required. For personal study only.
β¦ Synopsis
An electrochemical iodination procedure was used t o synthesize 2-iodoestradi 01 -1251 and 4-fodoestradiol -l Z 5 I . These agents were prepared i n order t o be studied as potential tunorl o c a l i z i n g radiophannaceuticals t h a t might d i f f e r e n t i a t e estrogen-responsive from non-responsive breast tumors. The advantages o f the electrochemical iodination procedures, as opposed t o other chemical and enzymatic methods o f iodination, are the higher percentage o f incorporation o f iodine, shorter reaction time, selective monoiodination, and a very l i m i t e d amount o f impurities as by-products o f the reaction.
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